/**
 * Copyright (C) 2014
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
 */
package psn.shan.xml.enhancedvalidator.rules;

import org.apache.commons.lang3.tuple.Pair;


/**
 * RuleSourceAdaptorIfc <br />
 *
 * To interface between Rules and Sources
 * 
 * @author Shan
 * 
 */
public interface RuleSourceAdaptorIfc<T> {
	
	public void setAccessor(String aAccessor);
	
	public boolean exists(T aKey);
	
	public boolean exists(T aKey, @SuppressWarnings("unchecked") Pair<String, T>... aValues);
	
	public boolean canExist(T aKey, T aValue);
	
	public boolean mustExist(T aKey, T aValue);
}
